Kimi K3 API: Pricing and Specs

Kimi K3 API

Kimi K3 is a large language model by Moonshot AI, available on the Venice API as kimi-k3. Private and end-to-end encrypted variants are available.Kimi K3 is an ultra-large-scale, open-weight multimodal reasoning model from Moonshot AI. It is suited for complex coding, knowledge work, and long-horizon agentic workflows, and is particularly strong at navigating large repositories, using tools, debugging, and iterating against images, logs, tests, and runtime feedback.

Kimi K3 API pricing

Model ID	Variant	Privacy	Price
`kimi-k3`	Standard	Private	$3.75 / $18.75 per 1M
`kimi-k3-fast-api`	Fast	Private	$4.50 / $22.50 per 1M
`e2ee-kimi-k3-p`	E2EE	E2EE	$3.75 / $18.75 per 1M

Kimi K3 specifications

Spec	Value
Provider	Moonshot AI
Released	Jul 16, 2026
Privacy	Private, E2EE
Status	Stable
Open weights	Yes
Context window	1M tokens
Max output	128K tokens
Reasoning effort	none, low, high, max

How to use the Kimi K3 API

Send requests to POST https://api.venice.ai/api/v1/chat/completions with "model": "kimi-k3" and your API key.

curl https://api.venice.ai/api/v1/chat/completions \
  -H "Authorization: Bearer $VENICE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "kimi-k3",
    "messages": [{ "role": "user", "content": "Explain TEE attestation in two sentences." }],
    "reasoning_effort": "max"
  }'

Related models

Kimi K2.6 API: $0.75 / $3.50 per 1M
Kimi K2.5 API: $0.56 / $3.50 per 1M
GPT-5.6 Sol API: $4.00 / $20.00 per 1M
GPT-5.6 Sol Pro API: $4.00 / $20.00 per 1M
Claude Opus 5.5 API: $4.00 / $20.00 per 1M
Claude Opus 5 API: $5.00 / $25.00 per 1M

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Kimi K3 API